Zr fcc Sim_LAMMPS_ADP_SmirnovaStarikov_2017_ZrNb__SM_937902197407_000 4.53943303227 Optimization terminated successfully. Current function value: -25.942888 Iterations: 73 Function evaluations: 193 C11 = 128.114517 +/- 0.007336 GPa C12 = 124.190168 +/- 0.005187 GPa C44 = 75.891268 +/- 0.001834 GPa B = 125.498285 +/- 0.004235 GPa